<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <!-- 转换字符串的最少操作次数 -->
    <script>
      var minimumMoves = function (s) {
        let len = s.length
        let t = 0
        for (let i = 0; i < len; i++) {
          if (s[i] === 'X') {
            i += 2
            t++
          }
        }
        return t
      }
      console.log(minimumMoves('XXX'))
    </script>
  </body>
</html>
